How often installations are inspected is up to the owner of the installation, provided such durations do not exceed any regulatory maximums in force. ...
Estimating maximum demand is a topic frequently discussed. Working out how much power to allow for a building can be very subjective . Allowing too much...
The calculation of current in a three phase system has been brought up on our site feedback and is a discussion I seem to get involved in every now and...
While not as popular as it once was, frame leakage protection does still have some use in some circumstances. In essence frame leakage is an earth fault...
Capacitors have numerous applications in electrical and electronic applications. This note examines the use of capacitors to store electrical energy....
For the past few years I have reading eBooks on my HTC touch phone. On and off I have debated buying an eReader and recently purchased a Sony PRS-300 ...
The robot folding towels post below was interesting enough at the time to post a link. Recently I’ve come across a couple of other interesting videos...
Variable frequency drives are widely used to control the speed of ac motors. This note looks at the mechanisms which enable drive units to control the...
The other day I was talking to a colleague who is a building services consultant. Despite regularly specifying dry-type/cast resin transformers he was...
Collection of links to various places with useful motor information. I’ll try and return to the page every now and again to update it with any motor notes...
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